Home / 917,780.96-1,376,529.27-468,833.60

Finding the Fourth Proportional to 917,780.96, 1,376,529.27 and 468,833.60

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Solution

The fourth proportional to 917,780.96, 1,376,529.27 and 468,833.60 is: 703,177.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,780.96 : 1,376,529.27 = 468,833.60 : x
  2. Step 2: Convert to fraction form
    917,780.96/1,376,529.27 = 468,833.60/x
  3. Step 3: Cross multiply
    917,780.96x = 1,376,529.27 × 468,833.60
  4. Step 4: Simplify right side
    917,780.96x = 645,363,166,276.83
  5. Step 5: Solve for x
    x = 645,363,166,276.83/917,780.96
  6. Step 6: Final answer
    x = 703,177.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.